IPC Semester Review 1st

Front

What are valence electrons?

Back

Electrons located in the outermost shell (valence shell) of an atom that can be transferred to or shared with another atom.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Front

What type of bond occurs between non-metals?

Back

Covalent bond.

Front

How does higher concentration affect the rate of reaction?

Back

It increases the frequency of collisions between reactant particles.

Front

What is the atomic number of Lithium?

Back

3.

Front

What is an emission spectrum?

Back

The pattern of light emitted by an excited atom.

Front

What is an ionic bond?

Back

A chemical bond formed between two ions with opposite charges.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-3

Front

What is the difference between an anion and a cation?

Back

An anion is a negatively charged ion, while a cation is a positively charged ion.

Front

What is the role of activation energy in a chemical reaction?

Back

It is the minimum energy required for a reaction to occur.

Tags

NGSS.HS-PS1-5

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number and properties, helping predict their behavior.

Front

What is a chemical reaction?

Back

A process that involves the rearrangement of the molecular or ionic structure of a substance.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5